Sky & Telescope - December 2019 - Cover1

GIFT TELESCOPES:

OBSERVER'S SKETCHBOOK:

EXPLORE THE MOON:

What Not to Buy

Orion-Eridanus Superbubble

Limb-Hugging Craters

PAGE 36

PAGE 30

PAGE 52

THE ESSENTIAL GUIDE TO ASTRONOMY

Ice
Giants

URANUS AND NEPTUNE

The Neglected

Page 16

DECEMBER 2019
skyandtelescope.com

Martian
Weather
Report

Popular
Astronomy
a Century Ago

TEST REPORT:

Page 22

Page 58

Page 66

GSO 10-Inch Classical
Cassegrain



http://www.skyandtelescope.com

Sky & Telescope - December 2019

Table of Contents for the Digital Edition of Sky & Telescope - December 2019

Contents
Sky & Telescope - December 2019 - Cover1
Sky & Telescope - December 2019 - Cover2
Sky & Telescope - December 2019 - 1
Sky & Telescope - December 2019 - Contents
Sky & Telescope - December 2019 - 3
Sky & Telescope - December 2019 - 4
Sky & Telescope - December 2019 - 5
Sky & Telescope - December 2019 - 6
Sky & Telescope - December 2019 - 7
Sky & Telescope - December 2019 - 8
Sky & Telescope - December 2019 - 9
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Sky & Telescope - December 2019 - Cover3
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